Home / 773,579.66-1,161,133.14-580,783.52

Finding the Fourth Proportional to 773,579.66, 1,161,133.14 and 580,783.52

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Solution

The fourth proportional to 773,579.66, 1,161,133.14 and 580,783.52 is: 871,748.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,579.66 : 1,161,133.14 = 580,783.52 : x
  2. Step 2: Convert to fraction form
    773,579.66/1,161,133.14 = 580,783.52/x
  3. Step 3: Cross multiply
    773,579.66x = 1,161,133.14 × 580,783.52
  4. Step 4: Simplify right side
    773,579.66x = 674,366,986,432.19
  5. Step 5: Solve for x
    x = 674,366,986,432.19/773,579.66
  6. Step 6: Final answer
    x = 871,748.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.